- Newb World Order
Win 10 rounds
- Safety First
Survive a shot to the head because you had the good sense to wear a helmet
- Insurgent
Kill an enemy player that is dominating you
- Eye to Eye
Kill a zoomed-in enemy sniper with a sniper rifle of your own
- Kill One, Get One Spree
Kill an enemy player who is on a killing spree
- Shrapnelproof
Take 80 points of damage from enemy grenades and still survive the round
- Body Bagger
Kill 25 enemies
- The Immovable Object
Kill an enemy player who has just killed 10 of your teammates in a single round
- Points in Your Favor
Inflict 2,500 total points of damage to enemy players
- Rite of First Defusal
Win a round by defusing a bomb
- Magic Bullet
Kill an enemy with the last bullet in your magazine (excluding sniper rifles)
- Primer
Do at least 95% damage to an enemy who is then killed by a another player
- Mercy Rule
Kill the entire opposing team without any members of your team dying
- Shot With Their Pants Down
Kill an enemy player while they are reloading
- Boomala Boomala
Plant 100 bombs
- The Hurt Blocker
Defuse 100 bombs
- Second to None
Successfully defuse a bomb with less than one second remaining
- Cowboy Diplomacy
Rescue 100 hostages
- SAR Czar
Rescue 500 hostages
- Blood Money
Earn $50,000,000 total cash
- Magnum Sniper Rifle Expert
Kill 1,000 enemy players with the Magnum Sniper Rifle
- Bullpup Expert
Kill 500 enemy players with the Bullpup
- Krieg 552 Expert
Kill 500 enemy players with the Krieg 552
- Krieg 550 Commando Expert
Kill 500 enemy players with the Krieg 550 Commando
- Clarion 5.56 Expert
Kill 500 enemy players with the Clarion 5.56
- Schmidt Scout Expert
Kill 1,000 enemy players with the Schmidt Scout
- D3/AU-1 Expert
Kill 500 enemy players with the D3/AU-1
- Rifle Master
Unlock all 10 rifle kill achievements
- KM Sub-Machine Gun Expert
Kill 1,000 enemy players with the KM Sub-Machine Gun
- Schmidt Machine Pistol Expert
Kill 500 enemy players with the Schmidt Machine Pistol
- Ingram Mac-10 Expert
Kill 500 enemy players with the Ingram Mac-10
- KM UMP45 Expert
Kill 1,000 enemy players with the KM UMP45
- Sub-Machine Gun Master
Unlock all 5 sub-machine gun kill achievements
- HE Grenade Expert
Kill 500 enemy players with the HE grenade
- Master At Arms
Unlock every weapon kill achievement
- Defuse This!
Kill the defuser with an HE grenade
- Three the Hard Way
Kill 3 enemy players with a single HE grenade
- Clusterstruck
Kill 5 players in a C4 blast
- Wild Gooseman Chase
As the last living terrorist, distract a defuser long enough for the bomb to explode
- Mad Props
Break 15 props in a single round
- Dead of Night
Do 5,000 damage with nightvision active
- Assault Map Veteran
Win 100 rounds on the CS_Assault map
- Compound Map Veteran
Win 100 rounds on the CS_Compound map
- Havana Map Veteran
Win 100 rounds on the CS_Havana map
- Italy Map Veteran
Win 100 rounds on the CS_Italy map
- Militia Map Veteran
Win 100 rounds on the CS_Militia map
- Aztec Map Veteran
Win 100 rounds on the DE_Aztec map
- Cobblestone Map Veteran
Win 100 rounds on the DE_Cbble map
- Chateau Map Veteran
Win 100 rounds on the DE_Chateau map
- Dust Map Veteran
Win 100 rounds on the DE_Dust map
- Inferno Map Veteran
Win 100 rounds on the DE_Inferno map
- Nuke Map Veteran
Win 100 rounds on the DE_Nuke map
- Piranesi Map Veteran
Win 100 rounds on the DE_Piranesi map
- Port Map Veteran
Win 100 rounds on the DE_Port map
- Prodigy Map Veteran
Win 100 rounds on the DE_Prodigy map
- Tides Map Veteran
Win 100 rounds on the DE_Tides map
- Train Map Veteran
Win 100 rounds on the DE_Train map
- Black Bag Operation
Win a round while making no footstep noise and killing at least one enemy
- Cold War
Win a round without your team killing any enemy players
- Killanthropist
Donate 100 weapons to your teammates
- Defusus Interruptus
Stop defusing to kill a terrorist and then successfully finish defusing the bomb
- Friendly Attire
Start a round on the same team as 4 of your friends, with all of you wearing the same outfit
- The Road to Hell
Blind an enemy player who then kills a teammate
- Clan Warfare
Win a match of at least 10 players where the entirety of each team is composed of a single clan.
- Valve Gift Grab 2011 – CS:S
Collect three gifts dropped by opponents.
Locked - 3 guides